Semiconductor/Solid-State Device Manufacturing TRIZ Cases

In-situ deposition of a metal capping layer and dielectric barrier prevents native oxide accumulation on interconnect metal lines.

A carbon nanotube release layer creates a patterned growth surface that reduces lattice dislocation defects and manufacturing costs in light emitting diodes.

Preforming a rounded groove on the substrate back side allows laser cutting to produce smooth edges and increase usable surface area for electronic components.

A semiconductor buffer layer compensates for non-uniform etching variations across a silicon carbide wafer to prevent base layer damage.

Ion implantation modifies silicon nitride spacers to lower dielectric constants and reduce parasitic capacitance in semiconductor devices.

A heterojunction bipolar transistor uses a dual base layer structure to form stable interfaces with a gallium arsenide collector.

A recess gate mask forms a Fin channel region to reduce channel resistance in semiconductor devices.

A graphene-metal-insulator diode modulates tunneling barrier height via bias to enhance thermionic current density.

Reverse growth on a template overcomes crystal orientation difficulties in N-polar AlGaN fabrication, enabling superior device properties.

Inverting wafer orientation during blade cutting directs chips downward, preventing contamination of semiconductor devices on the front surface.

Dual-stage etching with in-situ protection removes unwanted dielectric material while preventing spacer pull down that exposes the gate conductive layer.

Nitride multilayer film acts as a buffer layer on silicon substrates to enable high-quality epitaxial growth of light emitting devices.

Grooves in the P-type nitride semiconductor layer house transparent light guides that prevent total internal reflection and improve current distribution.

A photoresist patterning method combines partial pattern exposure with a subsequent flood dose to define features.

Laser ablation selectively removes surplus conductive seed layers without undercutting or contamination, enabling finer pitch structures.

Thermal oxidation of nitrogen and phosphorous co-doped silicon carbide layers forms a smooth insulator interface.

Direct silicon bonded substrate enables solid phase epitaxial recrystallization for hybrid orientation technology integration.

A segmented gate stack with a shortened upper portion reduces parasitic capacitances in air-spacer MOS transistors.

Plasma etching creates a distorted gettering layer on the wafer reverse side, eliminating the silicon nitride film step and reducing manufacturing costs.

A substrate placing table uses a temperature adjusting plate to manage heat radiation between the stage and support structure.

Curved convex projections minimize contact area changes during wear to stabilize temperature uniformity across plate-shaped samples.

A modified sidewall image transfer process defines FinFET gate width using a single etching step and spacer mask.

Sidewall spacers define fin spacing in a substrate, reducing short channel effects and leakage currents.

A trench termination structure uses dielectric-filled trenches to increase breakdown voltage in a compact semiconductor device.

Segmented covering parts improve adhesion strength between resin and substrate, reducing warpage in light emitting devices.

Segmenting the latch mechanism into a replaceable pocket reduces waste and simplifies maintenance for diverse device sizes.

Dual discharge ports control low surface tension gas flow to maintain liquid film boundary stability during substrate drying.

Curved substrate guides flying leads into a continuous slack shape, absorbing thermal expansion stress and eliminating costly mold replacement steps.

Spraying isopropyl alcohol vapor onto processing liquid creates surface tension gradients that move particles away from the substrate during drying.

Stealth dicing laser processing creates defect regions in semiconductor wafers to induce controlled fracture along oblique cutting lines.

Segmented PN junctions in silicon modulators expand contact areas to boost modulation efficiency.

A light sensor uses a horizontal electrical field to collect carriers in the ridge and slab regions of an optical waveguide.

A dummy pattern layout region balances thermal reflectivity during rapid thermal annealing to stabilize conductive polycrystalline silicon structures.

A silicon carbide field effect transistor structure divides the drift layer into regions with distinct impurity concentrations to lower electrical resistance.

Dopant source layers fill intra fin gaps to drive dopants into sub fin regions, avoiding channel doping and reducing leakage current.

A spin-on hardmask composition with aromatic moieties forms stable layers via heat treatment to improve etching performance.

Alkyl thiol blocks copper oxidation during silicon oxide deposition, preventing unlanded vias and fang defects in semiconductor fabrication.

A T-shape dummy gate defines the trench geometry to prevent void formation during metal deposition.

A semiconductor contact structure shares material with a field effect transistor gate electrode to form lateral p-n junctions for photonic modulation.

A trench in the etch stop layer positions the absorption pattern to isolate defects from the imaging plane.

A bridge pick-up head with leg portions and a tip handles semiconductor devices.

A buffer oxide film on glass substrates reduces leakage current from rough polysilicon surfaces, enabling reliable programming and erasing operations.

Rotated substrate and second STI liner oxide reduce peak electric field, extending channel hot carrier lifetime by 66-fold.

A silicon-based RF switch uses controlled oxygen impurity concentration to suppress higher harmonics and maintain low power attenuation.

An installation fixture mounts elastomer bands around semiconductor substrate supports using a base plate and annular ring structure.

A spring-biased spacer plate creates a partial seal between the susceptor and chamber components to maintain fluid separation during movement.

Static water films accept ozone, organic acid mist, and HF gas to resolve uneven component concentration caused by unstable flow velocity.

A substrate processing apparatus recycles inert gas from the transfer chamber exhaust to the processing chamber.

Staggered purge nozzle contact prevents container leaning and wafer damage by balancing mechanical forces during gas purging.

Laser irradiation creates a deep modified layer inside a mechanical groove, stabilizing the cleavage starting point and reducing chip shape variations.